Patents by Inventor Patrick K. Keane

Patrick K. Keane has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Low temperature curable coating compositions, related methods and coated substrates
    Patent number: 8080287
    Abstract: Disclosed are low temperature curable coating compositions that include a polymer comprising functional groups reactive with anhydride groups and a crosslinking agent that includes the ungelled hydrosilylation reaction product of a silicon hydride and an unsaturated polycarboxylic acid anhydride. Also disclosed are related coated substrates and methods for coating a substrate.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: December 20, 2011
    Assignee: PPG Industries Ohio, Inc
    Inventors: Jonathan T. Martz, Kaliappa G. Ragunathan, Deborah E. Hayes, Patrick K. Keane
  • LOW TEMPERATURE CURABLE COATING COMPOSITIONS, RELATED METHODS AND COATED SUBSTRATES
    Publication number: 20100247785
    Abstract: Disclosed are low temperature curable coating compositions that include a polymer comprising functional groups reactive with anhydride groups and a crosslinking agent that includes the ungelled hydrosilylation reaction product of a silicon hydride and an unsaturated polycarboxylic acid anhydride. Also disclosed are related coated substrates and methods for coating a substrate.
    Type: Application
    Filed: March 31, 2009
    Publication date: September 30, 2010
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Jonathan T. Martz, Kaliappa G. Ragunathan, Deborah E. Hayes, Patrick K. Keane
  • Carboxylic acid modified aminoplast crosslinkers and powder coating compositions
    Publication number: 20040209083
    Abstract: A crosslinking agent that is an ungelled reaction product of (a) an aminoplast resin and (b) a carboxylic acid-containing compound wherein the crosslinking agent is essentially free of reactive carboxylic acid groups and has a glass transition temperature of at least 10° C. is disclosed. Methods for preparing crosslinking agents are also disclosed.
    Type: Application
    Filed: May 12, 2004
    Publication date: October 21, 2004
    Inventors: Shengkui Hu, Patrick K. Keane, Jackie L. Kulfan